Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-11 23:25:26 +03:00
Code Issues Actions 12 Packages Projects Releases Wiki Activity

Add FDC Write Protect Delay (#10538)

Browse Source
This commit is contained in:
tim lindner 2022-11-12 02:55:35 -08:00 committed by GitHub
parent 1b0163f8d2
commit 0ec162cb1b
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 35 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
src/devices/machine/wd_fdc.cpp
View File

@ -98,6 +98,8 @@ static const char *const states[] =
"SPINUP_DONE", "SPINUP_DONE",
"SETTLE_WAIT", "SETTLE_WAIT",
"SETTLE_DONE", "SETTLE_DONE",
"WRITE_PROTECT_WAIT",
"WRITE_PROTECT_DONE",
"DATA_LOAD_WAIT", "DATA_LOAD_WAIT",
"DATA_LOAD_WAIT_DONE", "DATA_LOAD_WAIT_DONE",
"SEEK_MOVE", "SEEK_MOVE",
@ -871,8 +873,8 @@ void wd_fdc_device_base::write_track_continue()
LOGSTATE("SETTLE_DONE\n"); LOGSTATE("SETTLE_DONE\n");
if (floppy && floppy->wpt_r()) { if (floppy && floppy->wpt_r()) {
LOGSTATE("WRITE_PROT\n"); LOGSTATE("WRITE_PROT\n");
status |= S_WP; sub_state = WRITE_PROTECT_WAIT;
command_end(); delay_cycles(t_gen, 218);
return; return;
} }
set_drq(); set_drq();
@ -880,6 +882,16 @@ void wd_fdc_device_base::write_track_continue()
delay_cycles(t_gen, 192); delay_cycles(t_gen, 192);
return; return;
case WRITE_PROTECT_WAIT:
LOGSTATE("WRITE_PROTECT_WAIT\n");
return;
case WRITE_PROTECT_DONE:
LOGSTATE("WRITE_PROTECT_DONE\n");
status |= S_WP;
command_end();
return;
case DATA_LOAD_WAIT: case DATA_LOAD_WAIT:
LOGSTATE("DATA_LOAD_WAIT\n"); LOGSTATE("DATA_LOAD_WAIT\n");
return; return;
@ -983,8 +995,8 @@ void wd_fdc_device_base::write_sector_continue()
LOGSTATE("SETTLE_DONE\n"); LOGSTATE("SETTLE_DONE\n");
if (floppy && floppy->wpt_r()) { if (floppy && floppy->wpt_r()) {
LOGSTATE("WRITE_PROT\n"); LOGSTATE("WRITE_PROT\n");
status |= S_WP; sub_state = WRITE_PROTECT_WAIT;
command_end(); delay_cycles(t_gen, 218);
return; return;
} }
sub_state = SCAN_ID; sub_state = SCAN_ID;
@ -992,6 +1004,16 @@ void wd_fdc_device_base::write_sector_continue()
live_start(SEARCH_ADDRESS_MARK_HEADER); live_start(SEARCH_ADDRESS_MARK_HEADER);
return; return;
case WRITE_PROTECT_WAIT:
LOGSTATE("WRITE_PROTECT_WAIT\n");
return;
case WRITE_PROTECT_DONE:
LOGSTATE("WRITE_PROTECT_DONE\n");
status |= S_WP;
command_end();
return;
case SCAN_ID: case SCAN_ID:
LOGSTATE("SCAN_ID\n"); LOGSTATE("SCAN_ID\n");
if(!sector_matches()) { if(!sector_matches()) {
@ -1141,6 +1163,10 @@ void wd_fdc_device_base::do_generic()
sub_state = SETTLE_DONE; sub_state = SETTLE_DONE;
break; break;
case WRITE_PROTECT_WAIT:
sub_state = WRITE_PROTECT_DONE;
break;
case SEEK_WAIT_STEP_TIME: case SEEK_WAIT_STEP_TIME:
sub_state = SEEK_WAIT_STEP_TIME_DONE; sub_state = SEEK_WAIT_STEP_TIME_DONE;
break; break;
@ -1518,6 +1544,8 @@ void wd_fdc_device_base::index_callback(floppy_image_device *floppy, int state)
case SPINUP_DONE: case SPINUP_DONE:
case SETTLE_WAIT: case SETTLE_WAIT:
case SETTLE_DONE: case SETTLE_DONE:
case WRITE_PROTECT_WAIT:
case WRITE_PROTECT_DONE:
case DATA_LOAD_WAIT: case DATA_LOAD_WAIT:
case DATA_LOAD_WAIT_DONE: case DATA_LOAD_WAIT_DONE:
case SEEK_MOVE: case SEEK_MOVE:

3
src/devices/machine/wd_fdc.h
View File

@ -200,6 +200,9 @@ private:
SETTLE_WAIT, SETTLE_WAIT,
SETTLE_DONE, SETTLE_DONE,
WRITE_PROTECT_WAIT,
WRITE_PROTECT_DONE,
DATA_LOAD_WAIT, DATA_LOAD_WAIT,
DATA_LOAD_WAIT_DONE, DATA_LOAD_WAIT_DONE,